Respiration Lecture

What is Respiration ? Goals: What is the respiratory system? What is respiration? What are the structural features? What are their functions?

Goals:

What is the respiratory system?

What is respiration?

What are the structural features?

What are their functions?

Respiration is: IS THE PROCESS BY WHICH THE BODY TAKES IN AND USES O 2 AND REMOVES CO 2 REQUIRES- Ventilation by the lungs inspiration and expiration Gas exchange across alveolar membrane diffusion, Fick’s law Transport of gases by blood haemoglobin Uptake of O 2 and release of CO 2 by tissues diffusion

IS THE PROCESS BY WHICH THE BODY TAKES IN AND USES O 2 AND REMOVES CO 2

Quiz Question: Which of the following is not a function of the conducting airways? Humidifying the inspirated air Adjusting the air to body temperature 3. Exchange of CO 2 4. Section of mucus

Quiz Question:

Which of the following is not a function

of the conducting airways?

Humidifying the inspirated air

Adjusting the air to body temperature

3. Exchange of CO 2

4. Section of mucus

Transitional & Respiratory Zones. Final generations of airway Respiratory Bronchioles Alveolar Ducts Alveoli Diffusive air movement as opposed to Convective air movement Interface between inspired air and blood

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